Poincaré, Henri <br/><br/>
The foundations of science  Science and hypothesis, The value of science, Science and method 
by H. Poincaré. Authorized translation by George Bruce Halsted, with a special preface by Poincaré and an introduction by Josiah Royce. 
 - Lancaster, Pa.  The Science Press  1946. 
 - xi, 553 p.  25 cm. 
 - Science and education ...  vol. I .
<br/><br/><label>LCCN: </label>47001921  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Philosophy.<br/>Mathematics--Philosophy.<br/>Science--Methodology.
<br/><br/><label>LC Class. No.: </label>Q175  / .P8 1946 
<br/><br/><label>Dewey Class. No.: </label>501